21536554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1913}}^1$

素因数の和:2361

約数の個数: 16

約数和(自身を含む): 34888392

約数和(自身を除く): 13351838

約数列:

[1, 2, 13, 26, 433, 866, 1913, 3826, 5629, 11258, 24869, 49738, 828329, 1656658, 10768277, 21536554]

約数ペア:

[(1, 21536554), (2, 10768277), (13, 1656658), (26, 828329), (433, 49738), (866, 24869), (1913, 11258), (3826, 5629)]